It would be very easy to walk into In-Chan, order pineapple fried rice, pad see ew and chicken satay and happily conclude that it was no different from any other Thai restaurant in the Valley. Unless you were a regular — or chose to address your waiter in fluent Thai — until you asked for it specifically, you probably wouldn’t be offered the small, supplemental menu of about 15 dishes hailing from the city of Chiang Mai in northern Thailand. Read the story.